Eevee: Fix default texture coord for procedural texture in world tree

9 files changed, 21 insertions, 8 deletions

diff --git a/source/blender/gpu/shaders/gpu_shader_material.glsl b/source/blender/gpu/shaders/gpu_shader_material.glsl
index 7b4748056a7..e24cf8da989 100644
--- a/source/blender/gpu/shaders/gpu_shader_material.glsl
+++ b/source/blender/gpu/shaders/gpu_shader_material.glsl
@@ -1749,6 +1749,19 @@ void node_geometry(
 	pointiness = 0.5;
 }
 
+void generated_texco(vec3 I, vec3 attr_orco, out vec3 generated)
+{
+	vec4 v = (ProjectionMatrix[3][3] == 0.0) ? vec4(I, 1.0) : vec4(0.0, 0.0, 1.0, 1.0);
+	vec4 co_homogenous = (ProjectionMatrixInverse * v);
+	vec4 co = vec4(co_homogenous.xyz / co_homogenous.w, 0.0);
+	co.xyz = normalize(co.xyz);
+#if defined(WORLD_BACKGROUND) || defined(PROBE_CAPTURE)
+	generated = (ViewMatrixInverse * co).xyz;
+#else
+	generated_from_orco(attr_orco, generated);
+#endif
+}
+
 void node_tex_coord(
         vec3 I, vec3 N, mat4 viewinvmat, mat4 obinvmat, vec4 camerafac,
         vec3 attr_orco, vec3 attr_uv,
diff --git a/source/blender/nodes/shader/nodes/node_shader_tex_brick.c b/source/blender/nodes/shader/nodes/node_shader_tex_brick.c
index 2002e3c14c9..4f488025a99 100644
--- a/source/blender/nodes/shader/nodes/node_shader_tex_brick.c
+++ b/source/blender/nodes/shader/nodes/node_shader_tex_brick.c
@@ -73,7 +73,7 @@ static int node_shader_gpu_tex_brick(GPUMaterial *mat, bNode *node, bNodeExecDat
 {
 	if (!in[0].link) {
 		in[0].link = GPU_attribute(CD_ORCO, "");
-		GPU_link(mat, "generated_from_orco", in[0].link, &in[0].link);
+		GPU_link(mat, "generated_texco", GPU_builtin(GPU_VIEW_POSITION), in[0].link, &in[0].link);
 	}
 
 	node_shader_gpu_tex_mapping(mat, node, in, out);
diff --git a/source/blender/nodes/shader/nodes/node_shader_tex_checker.c b/source/blender/nodes/shader/nodes/node_shader_tex_checker.c
index 4e065ffde23..52aa33c033e 100644
--- a/source/blender/nodes/shader/nodes/node_shader_tex_checker.c
+++ b/source/blender/nodes/shader/nodes/node_shader_tex_checker.c
@@ -56,7 +56,7 @@ static int node_shader_gpu_tex_checker(GPUMaterial *mat, bNode *node, bNodeExecD
 {
 	if (!in[0].link) {
 		in[0].link = GPU_attribute(CD_ORCO, "");
-		GPU_link(mat, "generated_from_orco", in[0].link, &in[0].link);
+		GPU_link(mat, "generated_texco", GPU_builtin(GPU_VIEW_POSITION), in[0].link, &in[0].link);
 	}
 
 	node_shader_gpu_tex_mapping(mat, node, in, out);
diff --git a/source/blender/nodes/shader/nodes/node_shader_tex_gradient.c b/source/blender/nodes/shader/nodes/node_shader_tex_gradient.c
index 750ce60e84d..404463a8fbe 100644
--- a/source/blender/nodes/shader/nodes/node_shader_tex_gradient.c
+++ b/source/blender/nodes/shader/nodes/node_shader_tex_gradient.c
@@ -54,7 +54,7 @@ static int node_shader_gpu_tex_gradient(GPUMaterial *mat, bNode *node, bNodeExec
 {
 	if (!in[0].link) {
 		in[0].link = GPU_attribute(CD_ORCO, "");
-		GPU_link(mat, "generated_from_orco", in[0].link, &in[0].link);
+		GPU_link(mat, "generated_texco", GPU_builtin(GPU_VIEW_POSITION), in[0].link, &in[0].link);
 	}
 
 	node_shader_gpu_tex_mapping(mat, node, in, out);
diff --git a/source/blender/nodes/shader/nodes/node_shader_tex_magic.c b/source/blender/nodes/shader/nodes/node_shader_tex_magic.c
index fb3012e1d2b..e24ef04bc57 100644
--- a/source/blender/nodes/shader/nodes/node_shader_tex_magic.c
+++ b/source/blender/nodes/shader/nodes/node_shader_tex_magic.c
@@ -59,7 +59,7 @@ static int node_shader_gpu_tex_magic(GPUMaterial *mat, bNode *node, bNodeExecDat
 
 	if (!in[0].link) {
 		in[0].link = GPU_attribute(CD_ORCO, "");
-		GPU_link(mat, "generated_from_orco", in[0].link, &in[0].link);
+		GPU_link(mat, "generated_texco", GPU_builtin(GPU_VIEW_POSITION), in[0].link, &in[0].link);
 	}
 
 	node_shader_gpu_tex_mapping(mat, node, in, out);
diff --git a/source/blender/nodes/shader/nodes/node_shader_tex_musgrave.c b/source/blender/nodes/shader/nodes/node_shader_tex_musgrave.c
index 30171eea9e2..5d4f6b7c578 100644
--- a/source/blender/nodes/shader/nodes/node_shader_tex_musgrave.c
+++ b/source/blender/nodes/shader/nodes/node_shader_tex_musgrave.c
@@ -60,7 +60,7 @@ static int node_shader_gpu_tex_musgrave(GPUMaterial *mat, bNode *node, bNodeExec
 {
 	if (!in[0].link) {
 		in[0].link = GPU_attribute(CD_ORCO, "");
-		GPU_link(mat, "generated_from_orco", in[0].link, &in[0].link);
+		GPU_link(mat, "generated_texco", GPU_builtin(GPU_VIEW_POSITION), in[0].link, &in[0].link);
 	}
 
 	node_shader_gpu_tex_mapping(mat, node, in, out);
diff --git a/source/blender/nodes/shader/nodes/node_shader_tex_noise.c b/source/blender/nodes/shader/nodes/node_shader_tex_noise.c
index e2879528a5f..310e82d2d6b 100644
--- a/source/blender/nodes/shader/nodes/node_shader_tex_noise.c
+++ b/source/blender/nodes/shader/nodes/node_shader_tex_noise.c
@@ -56,7 +56,7 @@ static int node_shader_gpu_tex_noise(GPUMaterial *mat, bNode *node, bNodeExecDat
 {
 	if (!in[0].link) {
 		in[0].link = GPU_attribute(CD_ORCO, "");
-		GPU_link(mat, "generated_from_orco", in[0].link, &in[0].link);
+		GPU_link(mat, "generated_texco", GPU_builtin(GPU_VIEW_POSITION), in[0].link, &in[0].link);
 	}
 
 	node_shader_gpu_tex_mapping(mat, node, in, out);
diff --git a/source/blender/nodes/shader/nodes/node_shader_tex_voronoi.c b/source/blender/nodes/shader/nodes/node_shader_tex_voronoi.c
index a4145a350d2..059d6348473 100644
--- a/source/blender/nodes/shader/nodes/node_shader_tex_voronoi.c
+++ b/source/blender/nodes/shader/nodes/node_shader_tex_voronoi.c
@@ -58,7 +58,7 @@ static int node_shader_gpu_tex_voronoi(GPUMaterial *mat, bNode *node, bNodeExecD
 {
 	if (!in[0].link) {
 		in[0].link = GPU_attribute(CD_ORCO, "");
-		GPU_link(mat, "generated_from_orco", in[0].link, &in[0].link);
+		GPU_link(mat, "generated_texco", GPU_builtin(GPU_VIEW_POSITION), in[0].link, &in[0].link);
 	}
 
 	node_shader_gpu_tex_mapping(mat, node, in, out);
diff --git a/source/blender/nodes/shader/nodes/node_shader_tex_wave.c b/source/blender/nodes/shader/nodes/node_shader_tex_wave.c
index ac955b29808..db33be2bcb7 100644
--- a/source/blender/nodes/shader/nodes/node_shader_tex_wave.c
+++ b/source/blender/nodes/shader/nodes/node_shader_tex_wave.c
@@ -58,7 +58,7 @@ static int node_shader_gpu_tex_wave(GPUMaterial *mat, bNode *node, bNodeExecData
 {
 	if (!in[0].link) {
 		in[0].link = GPU_attribute(CD_ORCO, "");
-		GPU_link(mat, "generated_from_orco", in[0].link, &in[0].link);
+		GPU_link(mat, "generated_texco", GPU_builtin(GPU_VIEW_POSITION), in[0].link, &in[0].link);
 	}
 
 	node_shader_gpu_tex_mapping(mat, node, in, out);